imx: mx6dlarm2: Add support for i.MX6Q/DL arm2 LPDDR2 boards
Update the ddr scripts for LPDDR2 and add two build configs for LPDDR2
arm2 board. Since the LPDDR2 arm2 board has different DDR size, use
CONFIG_DDR_MB in defconfig to replace the PHYS_SDRAM_SIZE.
Signed-off-by: Ye.Li <B37916@freescale.com>
diff --git a/configs/mx6dlarm2_lpddr2_defconfig b/configs/mx6dlarm2_lpddr2_defconfig
new file mode 100644
index 0000000..cc432cf
--- /dev/null
+++ b/configs/mx6dlarm2_lpddr2_defconfig
@@ -0,0 +1,3 @@
+CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx6qarm2/imximage_mx6dl.cfg,MX6DL,MX6DL_LPDDR2,DDR_MB=512"
+CONFIG_ARM=y
+CONFIG_TARGET_MX6QARM2=y